SMULYAN: NEW ENGLAND TENTHREDELLA. 453 
times only to about half-way toward the anterior ocellus; antennae 
generally long. 
Thorax. — Pale yellowish brown; the following parts yellow, 
or yellowish : posterior margin of lobes of collar (somewhat broader 
dorsally) and sometimes the margin of the greater part of the 
whole pronotum, pronotal lobe, tegulae, a short faint longitudinal 
line sometimes on the mesoscutum on each side of the prescutum 
opposite the tegulae, the mesoscutellum often in part or entirely 
with its transverse extensions, post-tergite, and metascutellum 
sometimes with its transverse extensions, a large spot on the 
meta-episternum, and the upper portion of the meta-postscutel- 
lum as a rule. Mesoscutellum generally markedly convex and 
elevated; meso-episternum sharply pointed. 
Abdomen. — Pale yellowish brown, somewhat discolored 
apically (due to age in all probability) ; sides of the basal tergum, 
and sometimes this tergum irregularly in greater part, and the 
basal half or more of the venter, yellowish, or ycllomsh white. 
Legs. — Pale yellowish brown; the following parts yellowish: 
anterior coxae entirely or almost entirely and often the intermedi- 
ate in part, trochanters, anterior femora except above and the 
intermediate and posterior shghtly at base, and the anterior 
tibiae sometimes before. 
Wings. — Fore wings usually faintly honey-yellow; stigma 
from brownish to dark brown, base and upper part usuall}^ pale; 
costal cell moderately translucent; veins black. Hind wings 
hyaline, apical half very faintly clouded. 
Male. — The male differs from the female as follows: 
Head. — Cheeks in greater part yellow; a black spot on the 
front above antennae (the greater diameter transverse), a very 
small elongate spot on the vertex-plate on each side, and the 
lateral sutures of the occi]:)ut, black; antennae with a small black 
spot on the outside of each of the two basal segments, and bLick- 
ish above beyond the third segment. 
Thorax. — A narrow transverse black band on the dorsal 
aspect of the pronotum; the ])ronotum almost entirely, the pectus, 
the mesopleura, and a V-spot on tlie prescutum, yellowish. 
